<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <div id="app">
    {{name}}
    姓名: {{name}} + 年龄: {{age}}
  </div>

  <script src="../vue.js"></script>

  <script>

    const app = new Vue({
      el: '#app',
      data: {
        name: 'FindYou.',
        age: 20
      }
    })

  </script>

</body>

</html>